1. Department of Orthopaedics, The First Affiliated Hospital of Fujian Medical University, Fuzhou, China
2. Department of Orthopaedics, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
3. Department of Hepatobiliary Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China
4. Department of Oral and Maxillofacial Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China